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#include <asm/interrupt.h>
#include <asm/kprobes.h>
struct soft_mask_table_entry {
unsigned long start;
unsigned long end;
};
struct restart_table_entry {
unsigned long start;
unsigned long end;
unsigned long fixup;
};
extern struct soft_mask_table_entry __start___soft_mask_table[];
extern struct soft_mask_table_entry __stop___soft_mask_table[];
extern struct restart_table_entry __start___restart_table[];
extern struct restart_table_entry __stop___restart_table[];
/* Given an address, look for it in the soft mask table */
bool search_kernel_soft_mask_table(unsigned long addr)
{
struct soft_mask_table_entry *smte = __start___soft_mask_table;
while (smte < __stop___soft_mask_table) {
unsigned long start = smte->start;
unsigned long end = smte->end;
if (addr >= start && addr < end)
return true;
smte++;
}
return false;
}
NOKPROBE_SYMBOL(search_kernel_soft_mask_table);
/* Given an address, look for it in the kernel exception table */
unsigned long search_kernel_restart_table(unsigned long addr)
{
struct restart_table_entry *rte = __start___restart_table;
while (rte < __stop___restart_table) {
unsigned long start = rte->start;
unsigned long end = rte->end;
unsigned long fixup = rte->fixup;
if (addr >= start && addr < end)
return fixup;
rte++;
}
return 0;
}
NOKPROBE_SYMBOL(search_kernel_restart_table);
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